Tiger Rock .223 Remington Cartidge Laser Bore Sighter Red. 223 Remington Cartridge Laser Boresighter is a widely accepted way to boresight weapon systems containing a .223 chamber. A compact unit that fits .223 chambers the Tiger Rock .223 Remington Cartridge Laser Boresighter is a harmless boresighting tool that will help you get on target quicker with less time wasted on adjustments. This Tiger Rock Boresighting Device is constructed from a brass / high quality aluminum casing and emits a powerful 635-655 nm laser beam with a 20-30 yard sighting range perfect for helping you get on target quicker. For a powerful way to boresight your weapon without firing a single round of ammo purchase the Tiger Rock 223 Remington Cartridge Laser Boresighter. Specifications for Tiger Rock .223 Remington Cartidge Laser Boresighter: Manufacturer: Tiger Rock Caliber: .223 Remington Included Accessories: Standard Battery Type: LR41 Gun Model: Universal Beam Color: Red Battery Quantity: 3 Features of Tiger Rock .223 Remington Cartidge Laser Boresighter Fits .223 Chambers; Brass / High quality aluminum casing; Laser wavelength: 635-655 nm; Laser beam: < 5mW; Sighting range: 20-30 yards; Dot size: 1.5" at 100 yards Package Contents: Tiger Rock .223 Remington Cartidge Laser Boresighter (x3) LR41 Button Cell Battery Tiger Rock LBS223N: .223 Remington Cartidge Laser Bore Sighter (RED) Red